Authorities Say the Man Sought to Travel to Syria

For the first time, the U.S. government notified a terror suspect that one of the National Security Agency's far-reaching surveillance programs was used to build a criminal case against him, setting the stage for a constitutional challenge.

The notification was filed to the lawyer of Jamshid Muhtorov, who is charged in Colorado with providing material support to a designated terrorist organization, specifically the Islamic Jihad...